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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef REQUESTOR_HPP
#define REQUESTOR_HPP
#include <TransporterDefinitions.hpp>
#include <TransporterFacade.hpp>
#include <ClusterMgr.hpp>
#include <API.hpp>
#include <Vector.hpp>
#include <stdio.h>
#include <GrepError.hpp>
#include <rep/storage/GCIContainer.hpp>
/**
* @todo Remove this dependency
*/
#include <rep/adapters/AppNDB.hpp>
#include <rep/SignalQueue.hpp>
#include <rep/ExtSender.hpp>
/**
* @class Requestor
* @brief Connects to GREP Coordinator on the standby system
*/
class Requestor {
public:
/***************************************************************************
* Constructor / Destructor / Init
***************************************************************************/
Requestor(GCIContainer * gciContainer, AppNDB * applier, RepState * repSt);
~Requestor();
bool init(const char * connectString = NULL);
/***************************************************************************
* Public Methods
***************************************************************************/
void setRepSender(ExtSender * es) { m_repSender = es; };
private:
static void * signalExecThread_C(void *); ///< SignalQueue executor thread
void signalExecThreadRun();
static void execSignal(void* executorObj, NdbApiSignal* signal,
class LinearSectionPtr ptr[3]);
static void execNodeStatus(void* executorObj, NodeId, bool alive,
bool nfCompleted);
void sendSignalRep(NdbApiSignal *);
void sendSignalGrep(NdbApiSignal *);
void connectToNdb();
/***************************************************************************
* Signal Executors
***************************************************************************/
void execREP_GET_GCIBUFFER_CONF(NdbApiSignal*);
void execREP_CLEAR_GCIBUFFER_REP(NdbApiSignal*);
void execREP_INSERT_GCIBUFFER_REQ(NdbApiSignal*);
void execREP_CLEAR_SS_GCIBUFFER_REQ(NdbApiSignal*);
void execREP_DROP_TABLE_REQ(NdbApiSignal*);
/***************************************************************************
* Signal Executors 2
***************************************************************************/
void execGREP_CREATE_SUBID_CONF(NdbApiSignal*);
void execGREP_CREATE_SUBID_REF(NdbApiSignal*);
void createSubscription(NdbApiSignal*);
void createSubscriptionId(NdbApiSignal*);
void execGREP_SUB_CREATE_CONF(NdbApiSignal*);
void execGREP_SUB_CREATE_REF(NdbApiSignal*);
void execGREP_SUB_START_CONF(NdbApiSignal*);
void execGREP_SUB_START_REF(NdbApiSignal*);
void removeSubscription(NdbApiSignal*);
void execGREP_SUB_REMOVE_REF(NdbApiSignal*);
void execGREP_SUB_SYNC_CONF(NdbApiSignal*);
void execGREP_SUB_SYNC_REF(NdbApiSignal*);
void execREP_CLEAR_SS_GCIBUFFER_CONF(NdbApiSignal*);
void execREP_CLEAR_SS_GCIBUFFER_REF(NdbApiSignal*);
void execREP_GET_GCIBUFFER_REF(NdbApiSignal*);
void execREP_DISCONNECT_REP(NdbApiSignal*);
/***************************************************************************
* Ref signal senders
***************************************************************************/
void sendREP_INSERT_GCIBUFFER_REF(NdbApiSignal * signal,
Uint32 gci,
Uint32 nodeGrp,
GrepError::Code err);
void sendREP_CLEAR_SS_GCIBUFFER_REF(NdbApiSignal* signal,
Uint32 firstGCI,
Uint32 lastGCI,
Uint32 currentGCI,
Uint32 nodeGrp,
GrepError::Code err);
/***************************************************************************
* Private Variables
***************************************************************************/
class SignalQueue m_signalRecvQueue;
struct NdbThread * m_signalExecThread;
RepState * m_repState;
Uint32 m_ownNodeId; ///< NodeId of this node
Uint32 m_ownBlockNo; ///< BlockNo of this "block"
BlockReference m_ownRef; ///< Reference to this
TransporterFacade * m_transporterFacade;
GCIContainer * m_gciContainer;
AppNDB * m_applier;
ExtSender * m_repSender;
friend void startSubscription(void * cbObj, NdbApiSignal* signal, int type);
friend void scanSubscription(void * cbObj, NdbApiSignal* signal, int type);
friend RepState::FuncRequestCreateSubscriptionId requestCreateSubscriptionId;
friend RepState::FuncRequestCreateSubscription requestCreateSubscription;
friend RepState::FuncRequestRemoveSubscription requestRemoveSubscription;
friend RepState::FuncRequestTransfer requestTransfer;
friend RepState::FuncRequestApply requestApply;
friend RepState::FuncRequestDeleteSS requestDeleteSS;
friend RepState::FuncRequestDeletePS requestDeletePS;
friend RepState::FuncRequestStartMetaLog requestStartMetaLog;
friend RepState::FuncRequestStartDataLog requestStartDataLog;
friend RepState::FuncRequestStartMetaScan requestStartMetaScan;
friend RepState::FuncRequestStartDataScan requestStartDataScan;
friend RepState::FuncRequestEpochInfo requestEpochInfo;
};
#endif
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